4 - 19
4 Basic Operation
E5@C Digital Temperature Controllers User’s Manual (H174)
4-6 Setting Output Specifications
4
4-6-4 Auxiliary Output Opening or Closing in Alarm
• When "close in alarm" is set, the status of the auxiliary output is output unchanged. When "open in
alarm" is set, the status of the auxiliary output function is reversed before being output.
• Each auxiliary output can be set independently.
• These settings are made in the Auxiliary Output 1 to 4 Open in Alarm parameters (Advanced
Function Setting Level).
• The default is n-o: Close in Alarm.
• The alarm output will turn OFF (i.e., the relay contacts will open) when power is interrupted and for
about two seconds after the power is turned ON regardless of the setting of the Auxiliary Output 1 to
4 Open in Alarm parameter.
• Setting Auxiliary Output 2
1
Press the M Key several times in the Advanced Function
Setting Level to display sub2 (Auxiliary Output 2 Assignment).
Advanced Function Setting
Level
2
Press the U or D Key to set the parameter to alm2.
The default is alm2 (Alarm 2).
4-6-4 Auxiliary Output Opening or Closing in Alarm
Auxiliary output
functions 1 to 4
Auxiliary output
Indicators
(SUB1 to SUB4)
Close in Alarm
(n-o)
ON ON Lit
OFF OFF Not lit
Open in Alarm
(n-c)
ON OFF Lit
OFF ON Not lit
alm2
sub2
Auxiliary Output
2 Assignment
alm2
sub2